Table 3.

Empirical Power (%) for Analyses of Nuclear Families, at a Type I Error Rate of 5%^[Note]

Sibship Sizeand h2QTL	h2PG	HE(%)	VH(%)	SR(%)	VC(%)
2:
.05	.20	8.9	11.0	10.7	10.6
.10	.30	18.0	21.3	22.1	21.8
.15	.35	28.7	37.1	37.1	36.8
4:
.05	.20	15.0	18.2	18.5	18.5
.10	.30	33.2	42.5	43.7	43.5
.15	.35	61.8	71.5	75.1	75.3
8:
.05	.20	21.2	28.4	29.9	29.2
.10	.30	56.8	66.8	71.5	71.7
.15	.35	87.8	94.0	96.3	96.4

Note.— Results are based on 10,000 replicates.